Home / 13,774.73-20,661.62-5,983.55

Finding the Fourth Proportional to 13,774.73, 20,661.62 and 5,983.55

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Solution

The fourth proportional to 13,774.73, 20,661.62 and 5,983.55 is: 8,975.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,774.73 : 20,661.62 = 5,983.55 : x
  2. Step 2: Convert to fraction form
    13,774.73/20,661.62 = 5,983.55/x
  3. Step 3: Cross multiply
    13,774.73x = 20,661.62 × 5,983.55
  4. Step 4: Simplify right side
    13,774.73x = 123,629,703.13
  5. Step 5: Solve for x
    x = 123,629,703.13/13,774.73
  6. Step 6: Final answer
    x = 8,975.11

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.